$ git clone -n https://src.fedoraproject.org/rpms/golang-github-uber-jaeger-client.git /var/lib/mock/f39-build-1801369-41799/root/chroot_tmpdir/scmroot/golang-github-uber-jaeger-client
Cloning into '/var/lib/mock/f39-build-1801369-41799/root/chroot_tmpdir/scmroot/golang-github-uber-jaeger-client'...
$ git fetch origin 87d3df667cdd9f0c745d72f71fc52a719673ccb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-uber-jaeger-client
 * [new ref]         87d3df667cdd9f0c745d72f71fc52a719673ccb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87d3df6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild