$ git clone -n https://src.fedoraproject.org/rpms/libtevent.git /var/lib/mock/f40-build-785152-133815/root/chroot_tmpdir/scmroot/libtevent
Cloning into '/var/lib/mock/f40-build-785152-133815/root/chroot_tmpdir/scmroot/libtevent'...
$ git reset --hard 8ce966c34a221ec86cf6350b1cf2c0d56646565e
HEAD is now at 8ce966c libtevent-0.16.1 is available