$ git clone -n https://src.fedoraproject.org/rpms/libtevent.git /var/lib/mock/f37-build-639467-71244/root/chroot_tmpdir/scmroot/libtevent
Cloning into '/var/lib/mock/f37-build-639467-71244/root/chroot_tmpdir/scmroot/libtevent'...
$ git reset --hard 6ebc21642112f0f73b4e2ba17c3c0b77116b4485
HEAD is now at 6ebc216 libtevent-0.13.0 is available