$ git clone -n https://src.fedoraproject.org/rpms/libtevent.git /var/lib/mock/f31-build-100455-33264/root/chroot_tmpdir/scmroot/libtevent
Cloning into '/var/lib/mock/f31-build-100455-33264/root/chroot_tmpdir/scmroot/libtevent'...
$ git reset --hard f1270bbccbc1ff3313711a0bc8826b611728ec63
HEAD is now at f1270bb rhbz#1691300 - libtevent-0.10.0 is available